time: add .format_ss_milli and .format_ss_micro methods

vlib/sqlite/sqlite.v

@@ -24,6 +24,10 @@ mut:
 	conn &C.sqlite3
 }
 
+pub fn (db DB) str() string {
+	return 'sqlite.DB{ conn: ' + ptr_str(db.conn) + ' }'
+}
+
 pub struct Row {
 pub mut:
 	vals []string
@@ -145,4 +149,3 @@ pub fn (db DB) exec_param(query string, param string) []Row {
 
 pub fn (db DB) insert<T>(x T) {
 }
-

vlib/time/format.v

@@ -13,6 +13,16 @@ pub fn (t Time) format_ss() string {
 	return t.get_fmt_str(.hyphen, .hhmmss24, .yyyymmdd)
 }
 
+// format_ss_milli returns a date string in "YYYY-MM-DD HH:MM:SS.123" format (24h).
+pub fn (t Time) format_ss_milli() string {
+	return t.get_fmt_str(.hyphen, .hhmmss24_milli, .yyyymmdd)
+}
+
+// format_ss_micro returns a date string in "YYYY-MM-DD HH:MM:SS.123456" format (24h).
+pub fn (t Time) format_ss_micro() string {
+	return t.get_fmt_str(.hyphen, .hhmmss24_micro, .yyyymmdd)
+}
+
 // hhmm returns a date string in "HH:MM" format (24h).
 pub fn (t Time) hhmm() string {
 	return t.get_fmt_time_str(.hhmm24)
@@ -97,6 +107,12 @@ pub fn (t Time) get_fmt_time_str(fmt_time FormatTime) string {
 		.hhmmss24{
 			'${t.hour:02d}:${t.minute:02d}:${t.second:02d}'
 		}
+		.hhmmss24_milli{
+			'${t.hour:02d}:${t.minute:02d}:${t.second:02d}.${(t.microsecond/1000):03d}'
+		}
+		.hhmmss24_micro{
+			'${t.hour:02d}:${t.minute:02d}:${t.second:02d}.${t.microsecond:06d}'
+		}
 		else {
 			'unknown enumeration $fmt_time'}
 	}

vlib/time/time.v

@@ -54,6 +54,8 @@ pub enum FormatTime {
 	hhmm24
 	hhmmss12
 	hhmmss24
+	hhmmss24_milli
+	hhmmss24_micro
 	no_time
 }
 

vlib/time/time_test.v

@@ -8,6 +8,7 @@ const (
 		hour: 21
 		minute: 23
 		second: 42
+		microsecond: 123456
 		unix: 332198622
 	}
 )
@@ -87,6 +88,16 @@ fn test_format_ss() {
 	assert '11.07.1980 21:23:42' == time_to_test.get_fmt_str(.dot, .hhmmss24, .ddmmyyyy)
 }
 
+fn test_format_ss_milli() {
+	assert '11.07.1980 21:23:42.123' == time_to_test.get_fmt_str(.dot, .hhmmss24_milli, .ddmmyyyy)
+	assert '1980-07-11 21:23:42.123' == time_to_test.format_ss_milli()
+}
+
+fn test_format_ss_micro() {
+	assert '11.07.1980 21:23:42.123456' == time_to_test.get_fmt_str(.dot, .hhmmss24_micro, .ddmmyyyy)
+	assert '1980-07-11 21:23:42.123456' == time_to_test.format_ss_micro()
+}
+
 fn test_smonth() {
 	month_names := ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
 	'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']